1834971442 has 8 divisors (see below), whose sum is σ = 2758996332. Its totient is φ = 915306000.

The previous prime is 1834971431. The next prime is 1834971443. The reversal of 1834971442 is 2441794381.

It can be written as a sum of positive squares in 2 ways, for example, as 1220873481 + 614097961 = 34941^2 + 24781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1834971443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088809 + ... + 1090492.

Almost surely, 2^1834971442 is an apocalyptic number.

1834971442 is a deficient number, since it is larger than the sum of its proper divisors (924024890).

1834971442 is a wasteful number, since it uses less digits than its factorization.

1834971442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179724.

The product of its digits is 193536, while the sum is 43.

The square root of 1834971442 is about 42836.5666457992. The cubic root of 1834971442 is about 1224.2678266959.

The spelling of 1834971442 in words is "one billion, eight hundred thirty-four million, nine hundred seventy-one thousand, four hundred forty-two".